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Service bulletins for the 2018 Ram 1500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

498 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
S22090000022022-09-26. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. When performing diagnosis, an internal engine concern may be suspected.
90045002022-09-26. Service bulletin. EQUIPMENT:ELECTRICAL. ENGINE, Complete Due to a shortage of wiring harnesses, this service engine assembly is temporarily being shipped without an engine wiring harness. When installing the replacement engine, you will need to transfer the engine wiring harness from the original engine onto the new assembly. Refer to STAR Online S2209000003 for detailed instructions.
25001212022-09-26. Service bulletin. FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Dual EVAP System Extreme Duty Vapor Canister Filter Kit This informational bulletin is to make technicians aware that an EVAP dual vapor canister filter kit(Mopar part #68478013AA)is available in place of the OEM single vapor canister filter.This kit should not be installed on vehicles driven in normal conditions that are not subjected to the below symptom/conditions. Customers operating fleet or severe/extreme duty gasoline vehicles in continuous dusty driving conditions can plug the single OE filter system and may experience a Malfunction Indicator Lamp (MIL) illumination. Upon furtherinvestigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set:P0441 - EVAP Purge System Performance. P062A - Fuel Pump Control Performance. Customers may also experience the following conditions:Hard to fill fuel tank with fuel. Premature shut-off of the gas nozzle when refueling. Flow back of fuel while refueling.
EmissionsW912022-09-26. Service bulletin. POWER TRAIN. Emissions Recall W91 Reprogram Powertrain Control Module
724982022-09-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. SAFETY RECALL W58 - LOSS OF CRANK POSITION Overlap with V08/V11/V16 Population
S21230000112022-09-26. Service bulletin. BACK OVER PREVENTION. Rattle Tapping Fluttering Noise From A Pillar Or Dash Driving At Highway Speeds
S21080000452022-09-26. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Favorite Song On-Air Alert List Empty
90043512022-09-26. Service bulletin. SERVICE BRAKES. PLATE - CLUTCH PRESSURE For 68RFE trans use selective fit pressure plates between the overdrive and reverse clutch packs and hence use all three 52119929A$, 52119930A$, 04799116A$ maintain clearance For 65RFE & 66RFE no selectives for this pressure plate: 65RFE use 04799116A$ 66RFE use 52119929A$
31005192022-09-15. Service bulletin. STRUCTURE. Use of Aftermarket Parts This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the use of aftermarket parts.
31003192022-09-15. Service bulletin. STRUCTURE. Use of Salvage/Recycled Parts This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the use of recycled or salvage parts.
31004192022-09-15. Service bulletin. VISIBILITY. Authentic Mopar® Glass Replacement This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the recommended usage of Authentic Mopar® Glass.
31006192022-09-15. Service bulletin. STRUCTURE; EQUIPMENT. Repair Parts Used For Structural Repairs This bulletin involves discussing FCA US LLC position with regard to structural repair parts usage.
18089192022-09-15. Service bulletin. ENGINE AND ENGINE COOLING. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
S1818000024RevB2022-09-15. Service bulletin. FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM. Diesel Fuel Injector Cleaning Procedure
S21080002042022-09-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Lockup In The Software Installation Screen After Accepting FOTA Update (Incorrect "S2008000204" indicated on published document)
S21090000102022-09-15. Service bulletin. ENGINE. 3.0L Ecodiesel Engine Oil Information
S21080001982022-09-15. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. Media Device Connection Guidelines For Bluetooth, Apple CarPlay, Android Auto Or USB To The Radio Head Unit
S1623000028RevE2022-09-15. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot
90031092022-09-15. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Washer Fluid Level Sensor Prior to replacing this part due to "Low Washer Fluid" tell tale light on the dash and the washer fluid bottle is full, please perform this inspection: Check if float sensor is rotated off location from the bottle anti-rotation features that surround the SENSOR. Check to determine if the issue has been resolved. Continue with repair if necessary. Please contact Chris Koch at cell (248) 248-622-6417 if you have questions or need additional information.
14-007-212022-08-22. Service bulletin. FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION; EXTERIOR LIGHTING; FUEL SYSTEM, DIESEL; WHEELS. 3.0L Diesel Crankshaft Tone Wheel Loss of Signal - X94 Warranty Extension This bulletin involves replacing the crankshaft tone wheel. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0335-00 - Crankshaft Position Sensor Circuit. P0336-00 - Crankshaft Position Sensor Performance. Customers may also comment on one or more of the following: The vehicle will not accelerate quickly over 80 kph (50 mph) (vehicle is in limp mode). Vehicle periodically stalls.This symptom/condition is caused from missing magnetic material on the crankshaft tone wheel
08-133-212022-08-22. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE. UAQ and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to: 39.6.The repair procedure must be followed step by step. If the radio is not updated with the correct software level at the correct time the radio can be damaged. If the radio was damaged by not following the repairprocedure the radio may need to be replaced. Customers may experience one or more of the following: Lost radio presets. SXM favorite song not displaying/playing. Radio display screen is black, intermittent. Radio freeze intermittent. Incorrect navigation address/location/directions. Bluetooth pair or connection issue. Radio channel change by itself. SXM icon inoperative. Backup camera has black display screen. High pitch chime noise. Contact list not loading. Device not supported message. Remote app inoperative. Travel-Link fuel price incorrect. Backup camera gridlines missing. Unable to adjust volume. In addition the following enhancements are included: Heavy Duty (HD)Truck USB HUB improvements. HD Truck heated steering wheel improvements.
769642022-08-22. Service bulletin. WHEELS; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. Warranty Bulletin D-21-10 (X94) 3.0L Diesel Crankshaft Tone Wheel - 2014 - 2018 RAM 1500 Pickup (DS)
S18180000242022-08-22. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Diesel Fuel Injector Cleaning Procedure
S21080002042022-08-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Lockup In The Software Installation Screen After Accepting FOTA Update (Incorrect "S2008000204" indicated on published document)
S21090000102022-08-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION: OIL COOLER. 3.0L Ecodiesel Engine Oil Information

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.